Seven-time champion Novak Djokovic talks about the importance of the ball toss as the Serbian scored his best ever serving performance in his second-round win over Dan Evans at Wimbledon.

Djokovic said before a ball was struck at the All England Club this year that Wimbledon presented his best chance to surpass the 24 majors won by the long-retired Australian Margaret Court. A seven-time champion in southwest London,